Best File Comparison App

9+ iOS apps curated and reviewed

4.4 avg rating

8 free apps

Updated October 2026

If you already know FileZen, this is the deeper bench. 9+ file comparison app for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.

Compare top File Comparison App (October 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	FileZen - File Manager	Free	5.0★ (2)	Yes	No	Oct 2026
2	RXFiles +	Free	5.0★ (1)	No	No	Aug 2026
3	CTS ActivityLab	Free	5.0★ (1)	No	Yes	Oct 2026
4	SynTask: Multi AI Chat	Free	—	No	No	Jul 2026
5	Text Comp	Free	3.0★ (6)	No	Yes	May 2026
6	iDiff View	Free	3.4★ (5)	No	No	May 2026
7	2Track Audio	Free	5.0★ (3)	No	Yes	Nov 2026
8	Diff Checker: Text Compare	Free	—	No	Yes	Sep 2026

Top Picks for File Comparison App

FileZen - File Manager by 斌刘

File Manager File Comparison

Editor's Choice

📊 Productivity

5.0(2 ratings)

FreeAdsIn-App Purchases

Organize, view, transfer, and edit files from local storage and multiple cloud services. Offers advanced PDF tools, compressed file management, and encrypted containers for secure access.

RXFiles + by University of Saskatchewan - RxFiles

Strong Contender

🏥 Medical

5.0(1 ratings)

Free

This app provides comprehensive drug comparison charts for medical professionals. It offers detailed information on drug names, strengths, formulations, contraindications, side effects, interactions, dosing, and costs, aiding in therapeutic decision-making.

CTS ActivityLab by CTS Media Group LLC

GPX, TCX, FIT File Analyzer

Worth Considering

💪 Health & Fitness

5.0(1 ratings)

FreeIn-App Purchases

Analyze detailed fitness data from various sports devices. Compare multiple activities, inspect GPS accuracy, and visualize routes and statistics with powerful charts. Gain insights beyond basic watch metrics.

More File Comparison App apps to explore

SynTask: Multi AI Chat

Compare Models, Use Your Keys

Easily compare two text files or directories with a clear 2-pane interface. Import files from iCloud or other apps, including archives, and analyze differences with filtering and search options. It also offers basic image comparison.

Compare text files and directoriesImport from iCloud and other appsArchive file support (zip, tar, etc.)

🔧 Utilities

(6)

free with in-app purchases

iDiff View

by ROCKETBOX LTD

Free

Compare two text files side-by-side to see changes. It highlights character, word, and line differences, supporting various cloud document providers for easy file access.

Side-by-side file comparisonHighlights character, word, and line changesSupports iCloud Drive, Google Drive, OneDrive

A/B Audio Files & Mixes

Free

Instantly compare two audio files with synchronized playback and timestamped notes. Organize feedback, track revisions, and generate professional reports for confident mixing decisions.

Seamless A/B switchingTimestamped commentsSession management

🎵 Music

(3)

freemium

Diff Checker: Text Compare

Highlight Code File Edits

FAQ about File Comparison App

What is the best file comparison app for iPhone?

FileZen - File Manager tops our file comparison app ranking as of October 2026, with a 5.0-star average from 2 App Store ratings, and it's free to download.

Are there free file comparison app for iPhone?

Yes — 8 of the top file comparison app we rank are free to download, including FileZen - File Manager and RXFiles +.

Does FileZen - File Manager have ads or in-app purchases?

FileZen - File Manager shows ads and has no in-app purchases, according to its App Store listing as of October 2026.

How many file comparison app are on the App Store?

We track 9+ file comparison app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.